.head {
    position: fixed;
    top: 0;
    width: 100%;
    height: 50px;
    background-color: azure;
    z-index: 5;
}

.bg {
    background: url(../imgs/bg.jpg);
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size: cover;
}

.center {
    margin-bottom: 20px;
    width: 80%;
    margin: 0 auto;
    display: block;
    background: rgba(129, 108, 103, 0.575);
}


/* 首页图片 */

.img-head {
    margin: 0 auto;
    display: block;
    max-width: 100%;
    height: auto;
}


/* 图标 */

.img-ico {
    max-width: 90%;
    height: auto;
    border-radius: 10px;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
}

.ico-s {
    width: 50px;
}

.bulletin {
    position: relative;
    top: 0%;
}


/* 调整输入框位置 */

.mt-10 {
    margin-top: 10px;
}

.mt-5 {
    margin-top: 5px;
}

.mb-5 {
    margin-bottom: 5px;
}


/* 轮播图跑马灯 */

.el-carousel__item h3 {
    color: #475669;
    font-size: 14px;
    opacity: 0.75;
    line-height: 200px;
    margin: 0;
}

.el-carousel__item:nth-child(n) {
    background-image: url(../imgs/轮播/轮播图1.png);
    background-size: cover;
}

.el-carousel__item:nth-child(2n) {
    background-image: url(../imgs/轮播/轮播图2.png);
    background-size: cover;
}

.el-carousel__item:nth-child(3n) {
    background-image: url(../imgs/轮播/轮播图3.png);
    background-size: cover;
}


/* 左侧卡片栏 */

.text {
    font-size: 14px;
}

.item {
    margin-bottom: 18px;
}

.clearfix:before,
.clearfix:after {
    display: table;
    content: "";
}

.clearfix:after {
    clear: both
}

.box-card {
    width: 200px;
}

.span {
    text-align: center;
}


/* 主页帖子用缩略图 */

.img-t {
    width: 100%;
    height: auto;
}


/* 植物用main */

.main-p {
    width: 890px;
    height: auto;
    padding: 10px;
}


/* 植物用header */

.header-p {
    background-color: #333;
}


/* 周边产品用main */

.main-pp {
    height: auto;
}

.main-s {
    height: 150px;
}


/* 设置顶部的用户名 */

.uname {
    font: 900 20px '';
    letter-spacing: 2px;
    color: rgb(24, 23, 23);
    z-index: 6;
    position: relative;
    bottom: -10px;
}


/* 用户用下拉菜单 */

.el-dropdown-link {
    cursor: pointer;
    color: #409EFF;
}

.el-icon-arrow-down {
    font-size: 12px;
}